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133031121310 = 2513303112131
BaseRepresentation
bin111101111100101000…
…1011101000110011110
3110201101011112011101001
41323321101131012132
54134421431340220
6141040314340514
712416430605503
oct1737121350636
9421334464331
10133031121310
115146666646a
1221947a2a73a
13c710b64539
14661dc934aa
1536d900380a
hex1ef945d19e

133031121310 has 8 divisors (see below), whose sum is σ = 239456018376. Its totient is φ = 53212448520.

The previous prime is 133031121229. The next prime is 133031121317. The reversal of 133031121310 is 13121130331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1330311213102 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133031121317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6651556056 + ... + 6651556075.

It is an arithmetic number, because the mean of its divisors is an integer number (29932002297).

Almost surely, 2133031121310 is an apocalyptic number.

133031121310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133031121310 is a deficient number, since it is larger than the sum of its proper divisors (106424897066).

133031121310 is a wasteful number, since it uses less digits than its factorization.

133031121310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13303112138.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 133031121310 its reverse (13121130331), we get a palindrome (146152251641).

The spelling of 133031121310 in words is "one hundred thirty-three billion, thirty-one million, one hundred twenty-one thousand, three hundred ten".

Divisors: 1 2 5 10 13303112131 26606224262 66515560655 133031121310